26979620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70999}}^1$

素因数の和:71027

約数の個数: 24

約数和(自身を含む): 59640000

約数和(自身を除く): 32660380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 70999, 141998, 283996, 354995, 709990, 1348981, 1419980, 2697962, 5395924, 6744905, 13489810, 26979620]

約数ペア:

[(1, 26979620), (2, 13489810), (4, 6744905), (5, 5395924), (10, 2697962), (19, 1419980), (20, 1348981), (38, 709990), (76, 354995), (95, 283996), (190, 141998), (380, 70999)]